Depolama motorları

InnoDB

Supports transactions, row-level locking, foreign keys and encryption for tables

[ Değişkenler | Arabellek Havuzu | InnoDB Durumu ]

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2026-03-14 20:36:47 0x7f606c117700 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 6 seconds
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BACKGROUND THREAD
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srv_master_thread loops: 9845 srv_active, 0 srv_shutdown, 17272 srv_idle
srv_master_thread log flush and writes: 27115
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 29062
OS WAIT ARRAY INFO: signal count 21068
RW-shared spins 0, rounds 16530, OS waits 8253
RW-excl spins 0, rounds 2492, OS waits 83
RW-sx spins 1, rounds 30, OS waits 1
Spin rounds per wait: 16530.00 RW-shared, 2492.00 RW-excl, 30.00 RW-sx
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TRANSACTIONS
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Trx id counter 69236
Purge done for trx's n:o < 69236 undo n:o < 0 state: running but idle
History list length 1
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 421527085724152, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421527085719896, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421527085715640, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
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FILE I/O
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I/O thread 0 state: waiting for completed aio requests (insert buffer thread)
I/O thread 1 state: waiting for completed aio requests (log thread)
I/O thread 2 state: waiting for completed aio requests (read thread)
I/O thread 3 state: waiting for completed aio requests (read thread)
I/O thread 4 state: waiting for completed aio requests (read thread)
I/O thread 5 state: waiting for completed aio requests (read thread)
I/O thread 6 state: waiting for completed aio requests (write thread)
I/O thread 7 state: waiting for completed aio requests (write thread)
I/O thread 8 state: waiting for completed aio requests (write thread)
I/O thread 9 state: waiting for completed aio requests (write thread)
Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] ,
 ibuf aio reads:, log i/o's:, sync i/o's:
Pending flushes (fsync) log: 0; buffer pool: 0
863 OS file reads, 120140 OS file writes, 66481 OS fsyncs
0.00 reads/s, 0 avg bytes/read, 2.83 writes/s, 2.33 fsyncs/s
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INSERT BUFFER AND ADAPTIVE HASH INDEX
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Ibuf: size 1, free list len 0, seg size 2, 0 merges
merged operations:
 insert 0, delete mark 0, delete 0
discarded operations:
 insert 0, delete mark 0, delete 0
Hash table size 69257, node heap has 1 buffer(s)
Hash table size 69257, node heap has 10 buffer(s)
Hash table size 69257, node heap has 2 buffer(s)
Hash table size 69257, node heap has 25 buffer(s)
Hash table size 69257, node heap has 1 buffer(s)
Hash table size 69257, node heap has 3 buffer(s)
Hash table size 69257, node heap has 26 buffer(s)
Hash table size 69257, node heap has 0 buffer(s)
2.17 hash searches/s, 0.50 non-hash searches/s
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LOG
---
Log sequence number 31084254
Log flushed up to   31084133
Pages flushed up to 31080389
Last checkpoint at  31080380
0 pending log flushes, 0 pending chkp writes
42387 log i/o's done, 1.83 log i/o's/second
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BUFFER POOL AND MEMORY
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Total large memory allocated 285212672
Dictionary memory allocated 130928
Buffer pool size   16024
Free buffers       15102
Database pages     854
Old database pages 328
Modified db pages  55
Percent of dirty pages(LRU & free pages): 0.345
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 0, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 704, created 150, written 69595
0.00 reads/s, 0.00 creates/s, 0.83 writes/s
Buffer pool hit rate 1000 / 1000, young-making rate 0 / 1000 not 0 / 1000
Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s
LRU len: 854, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
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ROW OPERATIONS
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0 queries inside InnoDB, 0 queries in queue
0 read views open inside InnoDB
Process ID=902, Main thread ID=140051342149376, state: sleeping
Number of rows inserted 3, updated 15801, deleted 0, read 2764716
0.00 inserts/s, 0.67 updates/s, 0.00 deletes/s, 1.17 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 13095
0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s
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END OF INNODB MONITOR OUTPUT
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